<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
       <h1>图书借阅系统</h1>
       <form action="login">
           登陆账号：<input type="text" name="user_code"/><br/>
           登陆密码：<input type="text" name="password"/><br/>
           <input type="submit" value="登录">
       </form>
</body>
</html>